Pilz PSEN ml b 1.1 - Minimum requirements for activation of guard locking

Connection to control systems and evaluation devices
Operating Manual PSEN ml b 1.1/2.1/2.2
1003884-EN-12
| 26
6.2 Minimum requirements for activation of guard locking
Use in PL e (Cat. 4) applications
} Safety inputs S31 and S41 (solenoid operation) have 2-channel operation via safe out-
puts, which are suitable for PL e (Cat. 4) applications
} 2-channel operation for safety inputs S31 and S41 (solenoid operation), each with 0.5A
} 2-channel processing of safety outputs
} Monitoring of shorts across signal cables through activation of guard locking
A1 A2
22
S31 S41
12
24 V 0 V
Lock/Unlock Request 2
Lock/Unlock Request 1
Safety control system
Activation of guard locking
PSEN ml
actuator
PSEN ml
safety switch